278345820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6599}}^1$

素因数の和:6667

約数の個数: 96

約数和(自身を含む): 842688000

約数和(自身を除く): 564342180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 57, 60, 74, 76, 95, 111, 114, 148, 185, 190, 222, 228, 285, 370, 380, 444, 555, 570, 703, 740, 1110, 1140, 1406, 2109, 2220, 2812, 3515, 4218, 6599, 7030, 8436, 10545, 13198, 14060, 19797, 21090, 26396, 32995, 39594, 42180, 65990, 79188, 98985, 125381, 131980, 197970, 244163, 250762, 376143, 395940, 488326, 501524, 626905, 732489, 752286, 976652, 1220815, 1253810, 1464978, 1504572, 1880715, 2441630, 2507620, 2929956, 3662445, 3761430, 4639097, 4883260, 7324890, 7522860, 9278194, 13917291, 14649780, 18556388, 23195485, 27834582, 46390970, 55669164, 69586455, 92781940, 139172910, 278345820]

約数ペア:

[(1, 278345820), (2, 139172910), (3, 92781940), (4, 69586455), (5, 55669164), (6, 46390970), (10, 27834582), (12, 23195485), (15, 18556388), (19, 14649780), (20, 13917291), (30, 9278194), (37, 7522860), (38, 7324890), (57, 4883260), (60, 4639097), (74, 3761430), (76, 3662445), (95, 2929956), (111, 2507620), (114, 2441630), (148, 1880715), (185, 1504572), (190, 1464978), (222, 1253810), (228, 1220815), (285, 976652), (370, 752286), (380, 732489), (444, 626905), (555, 501524), (570, 488326), (703, 395940), (740, 376143), (1110, 250762), (1140, 244163), (1406, 197970), (2109, 131980), (2220, 125381), (2812, 98985), (3515, 79188), (4218, 65990), (6599, 42180), (7030, 39594), (8436, 32995), (10545, 26396), (13198, 21090), (14060, 19797)]